Sleepless nights don’t just ruin your mood the next day—they could also damage your waistline. According to new research in the August issue of the American Journal of
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大学英语四级美文欣赏:缺少睡眠会使人变胖?思维导图模板大纲
Sleeplessnightsdon’tjustruinyourmoodthenextday—theycouldalsodamageyourwaistline.AccordingtonewresearchintheAugustissueoftheAmericanJournalofClinicalNutrition,sleepdeprivationcancausepeopletopackonextrapounds.
sleepdeprivation睡眠不足
ResearchersattheNewYorkObesityNutritionResearchCenteratSt.Luke’s-RooseveltHospitalfoundthatsleep-deprivedpeopleseemtoburnthesamenumberofcaloriesasthewell-rested,buttheyconsumeabout300morecaloriesaday.Giventhatittakesjust3,500caloriestoaddapoundtoyourbody,thosecaloriescanquicklyturnintoextraweight.
well-rested休息充分的
giventhat只要是,考虑到;假定,已知
Butthereareseveralotherreasonsthatsleeplosscouldleadtoweightgain,sayssleepdisorderspecialistMichaelBreus.Whenwegettoolittleshut-eye,ourmetabolismslowsdowntoconserveenergy.Thatslowdowntriggersthereleaseofthehormonecortisol,whichincreasesappetite.Yourbodythinksitneedsmoreenergy,soitasksformorefood.
metabolismn.新陈代谢
triggerv.引发;引起
Inaviciouscycle,sleeplossalsocausesourbodiestoreleasemoreghrelin,anotherhormonethatsignalshunger,andlessleptin,thehormonethattellsyourstomachthatit’sfull.Withyourhormonesoff-kilter,yourbodywantsmorefoodandlacksthesensitivitytoknowwhentostopeating.Nottomentionthatbeingawakemorehoursgivesyoumoretimetosnack.
viciouscycle恶性循环
“Thelateryou’reupatnight,thegreaterthelikelihoodthatyou’regoingtoeat,”Breussays.And“you’remorelikelytoeathigh-fat,high-carbfoods.”
OneothercontributingfactortosuchweightgainisthatthebodyburnsthemostcaloriesduringREMsleep,adeeplyrestfulphase.AndlesssleepmeanslesstimeinREM.
Foroptimalhealth,expertssayyoushouldtrytoget7.5hoursofsleepanight.Ifyouhavetroublesleeping,sticktoanightlyroutine,exerciseduringtheday,banishworriestoajournal,andkeeppre-bedtimeactivitiesrelaxing.
optimaladj.最佳的;最理想的
stickto坚持
(
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